-9=5x+4x+9

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Solution for -9=5x+4x+9 equation:


Simplifying
-9 = 5x + 4x + 9

Reorder the terms:
-9 = 9 + 5x + 4x

Combine like terms: 5x + 4x = 9x
-9 = 9 + 9x

Solving
-9 = 9 + 9x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-9x' to each side of the equation.
-9 + -9x = 9 + 9x + -9x

Combine like terms: 9x + -9x = 0
-9 + -9x = 9 + 0
-9 + -9x = 9

Add '9' to each side of the equation.
-9 + 9 + -9x = 9 + 9

Combine like terms: -9 + 9 = 0
0 + -9x = 9 + 9
-9x = 9 + 9

Combine like terms: 9 + 9 = 18
-9x = 18

Divide each side by '-9'.
x = -2

Simplifying
x = -2

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